Lilly Singh, seen at the iHeartRadio Much Music Video Awards in Toronto in 2017, says she’s ‘mentally, physically and emotionally and spiritually exhausted.’ Lilly Singh says she doesn’t understand YouTube and is taking a break to focus on her mental health. The announcement from the Scarborough, Ont.-born YouTuber who rose to fame with a series of music videos and comedy skits came in a video posted Tuesday.